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Daewoo KOR-6Q1B3A, Service Manual

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Daewoo KOR-6Q1B3A Service Manual Download Page 27

26

Measure Point

MP1

MP1

GND

Summary of Contents for KOR-6Q1B3A

Page 1: ...Q1B3A001 http svc dwe co kr Jul 2004 Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information pleas...

Page 2: ...n the interlock monitor door seal and microwave generation and transmission systems shall be repaired replaced or adjusted by procedures described in this manual before the oven is released to the own...

Page 3: ...servicing the oven 2 If any certified oven unit is found to have excessive emission level 5mW cm the service person should a inform the manufacturer importer or assembler b repair the unit at no cost...

Page 4: ...ROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 465 x 279 x 327 mm 18 3 x 11 0 x 12 9 in CAVITY DIMENSIONS W X H X D 301 x 230 x 283 mm 11 9 x 9 1 x 11 1 in NET WEIGHT Approx 11 3 kg 24 8 Ibs TI...

Page 5: ...4 EXTERNAL VIEW 1 OUTER DIMENSION 465 327 279...

Page 6: ...VITY 5 5 DOOR SEAL Door seal surfaces prevent microwave escaping from the oven cavity 6 6 GLASS COOKING TRAY Made of special heat resistant glass The tray can be easily removed for cleaning Make sure...

Page 7: ...er level 4 4 Used to add time to cooking 5 5 Used to decrease time from cooking 6 6 TIME SET PAD Used to set the cooking time and the present time 7 7 DEFROST Used to defrost foods for time 8 8 CLOCK...

Page 8: ...proximately 15 amperes 120Volts 60Hz grounded outlet Power supply cord is about 0 8 meters long 1 A short power supply cord is provided to reduce the risks resulting from becoming entangled in or trip...

Page 9: ...time ends 10 When the STOP CLEAR pad is touched during the oven operation the oven stops cooking and all information retained To erase all information except the present time touch the STOP CLEAR pad...

Page 10: ...pair work 2 Warning about the electric charge in the high voltage capacitor For about 30 seconds after the operation stopped and electric charge remains in the high voltage capacitor When replacing or...

Page 11: ...2 To remove door assembly 1 Remove the screw which secure the stopper hinge top 2 Remove the door assembly from top plate of cavity 3 Reverse the above for reassembly NOTE After replacing the door as...

Page 12: ...Remove the gasket door from door painting assembly 2 Remove the barrier screen inner from door painting assembly 3 Remove the door frame from door painting assembly 4 Remove the stopper hinge top from...

Page 13: ...the door to contact the door seal to oven front surface Tighten two screws NOTE A small gap may be acceptable if the microwave leakage does not exceed 4mW cm2 e e h h h h h h e e e e e e e e e e e e e...

Page 14: ...s for reassembly REF NO PART CODE PART NAME DESCRIPTION Q TY REMARK B01 3518571600 SWITCH MEMBRANE KOR 6Q1B3A 1 B02 3516732020 CONTROL PANEL ABS VT 0826 AF 348 HG 1 B03 PKMPMSFM00 PCB MAIN MANUAL AS 6...

Page 15: ...hout the metallic gasket plate which is packed with each magnetron to prevent microwave leakage Whenever repair work is carried out on magnetron check the microwave leakage It shall not exceed 4mW cm2...

Page 16: ...the wind guide assembly 4 Pull the fan from the motor shaft 5 Remove two screws which secure the motor shaded pole 6 Remove the motor shaded pole 7 Reverse the above steps for reassembly 9 To remove H...

Page 17: ...ver downward The lock lever presses the button of the interlock monitor switch to bring it under OFF condition and presses the button of the secondary interlock switch to bring it under ON condition 3...

Page 18: ...minals and power cord before check the parts listed below CONDITION CHECK Check continuity of interlock monitor switch with door closed COM NC Check continuity of both primary and secondary inter lock...

Page 19: ...ter board No continuity Replace Check continuity of power supply cord Defective touch control circuit Adjust Open power supply cord No continuity Normal Replace CONDITION CHECK Check continuity of pri...

Page 20: ...igh voltage rectifier Replace Connect megger leads to mag netron terminal and magnetron body Continuity Defective mag netron Replace Check resistance of primary and secondary coil of high voltage tran...

Page 21: ...mps in time while counting down 9 Display counts down noticeably too fast while cooking 10 Display does not show the time of day when STOP CLEAR pad is touched in case of setting the present time 11 O...

Page 22: ...l the load is immediately placed on the center of the shelf which is in the lowest normal position 4 Microwave power is switched on 5 Heating time should be exactly A seconds Refer to table as followi...

Page 23: ...door seem door viewing screen the exhaust air vents and the suction air vents 3 Measuring should be in a counter clockwise direction at a rate of 1 in sec If the leakage of the cabinet door seem is u...

Page 24: ...ance reading Meter with 6V 9V or higher voltage batteries should be used to check the front back resistance of the diode otherwise an infinite resistance may be read A normal diode s resistance will b...

Page 25: ...24 WIRING DIAGRAM...

Page 26: ...E Each measure point must be measured with GND point NOTE 1 Refer to Circuit Diagram point 4 2 Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power sourc...

Page 27: ...26 Measure Point MP1 MP1 GND...

Page 28: ...tal clock does not operate properly Refer to Circuit Diagram If clock does not keep exact time you must check resistor R20 and zener diode ZD2 STATE POINT A B RELAY 2 ON 5VDC GND RELAY 2 OFF GND 12VDC...

Page 29: ...28 2 PCB CIRCUIT DIAGRAM...

Page 30: ...200 5 RD AZ201J 1 20 RESISTOR R13 R19 R20 1 6W 10K 5 RD AZ103J 3 21 RESISTOR R14 1 6W 1M 5 RD AZ105J 1 22 RESISTOR R21 1 4W 51 5 RD 4Z510J 1 23 RESONATOR CERA CR1 CRT 4 00MS 5P4R00MTS 1 24 IC REGULAT...

Page 31: ...30 1 DOOR ASSEMBLY Refer to Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly 3 TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST...

Page 32: ...3518400900 DIODE HV AS HVR 1X 30B 187 1 F21 3518118201 TRANS HV DY R70A0 63T A 1 F22 3516003700 SPECIAL SCREW TT3 HEX 4X8 FLG MFZN 4 F23 3510316000 BASE SBHG T0 7 1 F24 7112401011 SCREW TAPPING T1 TRS...

Page 33: ...S M NO R6Q1B3A001 DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE Jul 2004...

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